30 Vegetable Casserole Recipes That Are Guaranteed Crowd-Pleasers (2024)

These cozy casseroles feature a colorful mix of vegetables. They're comfort food, for sure, but they're also a great way to get your family to eat—and enjoy—a variety of produce, from broccoli and winter squash to asparagus and more. Some can be dinner, but all make stellar sides; some lean healthy, while others are rich with plenty of cheese and cream. Best of all, many of these vegetable casserole recipes can be prepped ahead and baked when you need them—a boon for the time-pressed cook.

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Cheesy Spinach-Potato Egg Casserole

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Here's a one-dish meal that's vegetarian and gluten-free and also always a winner. It's special enough for company, but also easy enough for a weeknight. Prep it the night before and bake it when you get home from work.

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Eggplant Meatball Casserole

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It's hearty, vegetarian, and light on dairy (for a comforting casserole, that is)—and the "meatballs" are made with eggplant (they're just divine).

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03of 30

Honeynut Squash, Leek, and Brie Gratin

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Layers of sliced honeynut squash, leeks, and lasagna noodles melt into a luscious vegetarian gratin. Make it dinner with a crisp green salad and your favorite vinaigrette. (This recipe serves two but can easily be doubled for when you're not dining à deux.)

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Tian Provencal with Polenta

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This meal-in-one casserole uses polenta as its base and is topped with layers of thinly sliced tomato, eggplant, zucchini, and nutty Gruyere cheese.

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Mushroom and Celery-Root Bread Pudding

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Bread pudding goes savory with ultra-delicious results thanks to the winning combination of celery root, wild mushrooms, fresh thyme, and blue cheese.

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06of 30

Tomato Cobbler

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Gruyère biscuits sit atop juicy cherry tomatoes amped up with red-pepper flakes, onions, and garlic in this savory side dish.

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07of 30

Green Bean Casserole with Bacon

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Try this recipe for a fresh take on green bean casserole. It uses fresh green beans and cremini mushrooms, not frozen beans and canned soup. We also add in bacon and cook crispy shallots for the topping.

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Butternut-Squash and Kale Gratin

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Kale and butternut squash are a surprisingly delectable pairing, especially when combined with Parmesan cheese, fresh sage, and panko breadcrumbs.

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Asparagus Casserole

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Sometimes more is more, and that's definitely the case with this decadent casserole. Béchamel sauce, blanched asparagus, bacon, and hard-boiled eggs are arranged into layers then topped with buttery cracker crumbs and Gruyere cheese.

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Creamed-Spinach Gratin

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Our take on a favorite steakhouse side features Gruyère cheese and a touch of Dijon mustard, which gives the decadent dish a spicy bite.

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11of 30

Twice-Cooked Potato-and-Leek Casserole

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Never choose between mashed potatoes and sweet potatoes again! Just make this irresistible side dish, which boasts layer of both, plus a crispy fried leek topping.

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Easy Cauliflower Gratin

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You can't go wrong with tender cauliflower, a rich cheese sauce, and golden-brown bread crumbs. This comforting casserole goes well with roasted meats.

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Eggplant Involtini with Fresh Tomato Sauce

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This vegetable casserole is also a one-pan dinner. Tender slices of eggplant are rolled around a filling of mozzarella, ricotta, feta, pine nuts, and currants, then baked in a fresh tomato sauce.

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Autumn Tian

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Time to show off those knife skills! Even slices of beets, potatoes, and tomatoes are the key to this colorful side dish.

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Mushroom and Black Bean Tortilla Casserole

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A half hour is all you need to put together this deconstructed version of cheesy enchiladas.

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Turnip and Sweet Potato Gratin

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Nutritional powerhouses turnips and sweet potatoes take center stage in this satisfying side.

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Tomato-Onion Casserole

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This simple, yet spectacular side dish that alternates red onion and tomato slices for impact. Roasting vegetables at a high temperature, which this recipe calls for, brings their natural sweetness to the forefront and allows them to caramelize.

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Stuffed Poblanos

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Protein-packed black beans are the filling for this Tex-Mex-inspired vegetarian bake.

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Three-Pepper Corn Casserole

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Much of the corn gets blended in this recipe, yielding a creamy side that closely resembles a spoonbread.

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Baked Tomato Casserole

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Sweet tomatoes and fragrant basil transform leftover mac and cheese into a craveable dish.

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Leek, Potato, and Morel Gratin

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Rich and indulgent, this creamy side dish is the ideal showcase for earthy morel mushrooms.

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Hatch Chile Corn Pudding

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Rich, but light, this sunshine-yellow casserole is made with puréed frozen corn and canned hatch chiles, eggs, and cream. Monteray Jack cheese is the finishing touch.

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Green Bean and Artichoke Casserole

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Canned artichoke hearts add flavor and fiber to this quick and easy update on the Thanksgiving favorite.

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Eggplant Parmigiana with Homemade Marinara Sauce

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The trick to this Italian-American classic? Frying the breaded eggplant quickly over high heat and making the marinara sauce from scratch.

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Butternut Squash and Sage Lasagna

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Consider this wintertime lasagna a whiteout of the standard red-sauced version. Seasonal butternut squash replaces tomato as the anchor in this casserole.

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Zucchini and Yellow Squash Gratin

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Summer squash are transformed into comfort food in this quick-cooking casserole.

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Broccoli Casserole

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Classic broccoli casserole gets a flavor kick from tangy sour cream and Gouda cheese. Cremini mushrooms and Worcestershire sauce up the umami factor.

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Broccoli and Pasta Casseroles

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This pasta bake is a more healthful twist on mac and cheese, complete with a lightened-up béchamel sauce, whole-wheat pasta, and a generous serving of vegetables.

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Rutabaga Gratin

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This vegan casserole lets an underrated root vegetable shine. The cashew cream sauce is so delicious that no one will miss the traditional dairy version.

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Winter-Vegetable-and-Gouda Gratin

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This cheesy winter casserole is packed with colorful seasonal produce. Sweet potatoes, cauliflower, and greens are parboiled, then layered in a baking dish, along with grated Gouda, and baked in a shallot-scented broth.

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30 Vegetable Casserole Recipes That Are Guaranteed Crowd-Pleasers (2024)

FAQs

How do you make a casserole less watery? ›

Thicken a meat casserole the most popular way with flour.

Add some flour to your pan after you've browned the meat and before adding any liquid. This way, the flour will soak up the juices and fat in the pan. Add about one teaspoon of flour at a time until you get the right thickness.

How do you add moisture to a dry casserole? ›

If you've already cooked your casserole and find out it's too dry, another easy fix is to warm some broth and then pour it over the top of your casserole. Cover the dish with aluminum foil to prevent the liquid from evaporating and wait for 10 minutes or so before serving.

How do you thicken tuna casserole? ›

How do you thicken tuna casserole? To thicken your tuna casserole, keep it in the oven for longer. This should thicken it right up. Mixing in an extra ¼ cup of parmesan cheese will also help bind it together.

Why is my chicken casserole watery? ›

Your vegetables could be to blame

According to Allrecipes, the vegetables you selected are the most common culprit for your watery casserole, due to the high percentage of moisture that some of them contain in their raw form which seeps out as they cook down in your dish.

What is the key to making a good casserole? ›

  1. Choose the right baking dish. If you're all about the crunchy topping, use a shallow dish. ...
  2. Undercook your pasta. ...
  3. Drain your meat. ...
  4. Beware of mushy vegetables. ...
  5. Know your cheeses. ...
  6. Master the art of casserole assembly. ...
  7. Don't skip the topping. ...
  8. Make it now, but bake it later.
Nov 1, 2021

Is it better to cook casserole the day before or? ›

Make-ahead meals (especially baked casseroles) are terrific because you can completely assemble them in advance and bake them just before serving. They're the ultimate comfort food as they come bubbling hot and delicious straight from the oven to the table to the delight of family and friends.

Should you cover casserole when baking? ›

The primary reason for covering a casserole as it bakes is to trap moisture inside the dish. This will not only keep the casserole itself moist, but it will also help get the casserole up to cooking temperature.

How do you fix a casserole that is too dry? ›

If you've already cooked your casserole and find out it's too dry, another easy fix is to warm some broth and then pour it over the top of your casserole. Cover the dish with aluminum foil to prevent the liquid from evaporating and wait for 10 minutes or so before serving.

What are 5 components of a casserole? ›

Let's talk anatomy: A standard dinner casserole usually includes a protein, a starch, a vegetable, a sauce (or other binding ingredient), and cheese. But making a casserole is not an exact science, and you can definitely break away from this formula. Check out some fun side-dish casseroles and desserts below!

What ingredient is added to casseroles to thicken the dish? ›

The three main thickening agents for gravies are flour, cornflour and arrowroot. The first two are normally used in savoury dishes while arrowroot tends to be used in sweet dishes – that said, arrowroot will work in a savoury dish as it has no flavour.

Why is my tuna casserole dry? ›

Tuna casserole is mostly cooked before you put it in the oven; it merely has to heat up. If you bake it too long, it will dry out. If you happen to use an overly large pan, the casserole will be spread more thinly and will need less time to heat.

How long should a casserole be cooked for? ›

The time a casserole takes to cook will vary from 2-2½ hours for chuck, blade and thick flank, up to 4 hours for shin, leg and neck. Pork cuts for braising and casseroling normally take 1½ hours, and lamb much the same.

What can I use to thicken a casserole? ›

Mix one teaspoon cornflour with a tablespoon of room temperature water and add to your stew. Then bring to the boil and cook until desired thickness is reached. Cornflour is a great gluten-free thickener. It has a slightly more gelatinous texture, so only add a teaspoon at time or your sauce may become a bit goopy.

How do you know when a casserole is done? ›

Poking a casserole with a toothpick or a fork to see if it comes out clean is a helpful way to know what's happening in the center. Shaking the pan will also tell you if everything is cooked and set.

What do you use to thicken up a casserole? ›

The three main thickening agents for gravies are flour, cornflour and arrowroot. The first two are normally used in savoury dishes while arrowroot tends to be used in sweet dishes – that said, arrowroot will work in a savoury dish as it has no flavour.

How do you thicken a casserole without cornstarch? ›

1. All-purpose flour: You can thicken sauces with all-purpose wheat flour. For every tablespoon of cornstarch, use three tablespoons of flour. Combine raw flour with cold water in a small bowl to form a paste, then add it into the sauce as it's simmering.

Should casseroles be covered when baking? ›

The primary reason for covering a casserole as it bakes is to trap moisture inside the dish. This will not only keep the casserole itself moist, but it will also help get the casserole up to cooking temperature.

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